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ڵ Կ ־ л üȭ ʿ ϴ ǹڵ , ڷ Ͽ. ڵ鿡 ʿϴٰ Ǵ Ȯ ϰ, ð 鿩 ̸ ֵ Ͽ.
ȫʹб 濵 Michigan State University, Ph.D()ѱȸ ÿ ѱȸ, ÿ ֿ(2010), ѱ濵ȸ, 濵п ֿ(2005), ѱ翬ȸ, ֿ(ѱ)(2003), ѱҺȸ, Һп ֿ(1999)
ϵ ϴ.